
The QSFP-LR4-100GM compatible module serves equipment requiring a 100G QSFP28 interface with 1310nm optics and a 10km rating. Connection is through Duplex LC. Product data, application guidance and factory verification are presented together to support installers plan a serviceable optical connection at the equipment rack.
OEM Part Number: QSFP-LR4-100GMHT Part Number: QSFP-LR4-100GM
| HT Part Number | QSFP-LR4-100GM |
|---|---|
| Manufacturer | HT |
| Form Factor | QSFP28 |
| Max Data Rate | Dual Rate 103.1Gbps and 112Gbps |
| Wavelength | 1310nm |
| Max Cable Distance | 10km |
| Connector | Duplex LC |
| Media | SMF |
| Transmitter Type | 4 x LAN WDM DML TOSA |
| Receiver Type | 4 x PIN ROSA |
| TX Power(100G) | -4.3~4.5dBm |
| Receiver Sensitivity(100G) | <-8.6dBm |
| TX Power(112G) | -0.6~4dBm |
| Receiver Sensitivity(112G) | <-8.4dBm |
| Transmit and Dispersion Penalty | 2.2dB |
| Power Budget | 6.3dB |
| Power Consumption | ≤3.5W |
| Extinction Ratio | >4dB |
| DDM/DOM | Supported |
| Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| Modulation (Electrical) | 4x 25G-NRZ |
| Modulation (Optical) | 4x 25G-NRZ |
| Modulation Format | NRZ |
| Inbuilt FEC | No |
| Core Size | 9um/125um |
| Protocols | 100G Ethernet, 25G Ethernet, OTN OTU4 4I1-9D1F |
Plan the fiber route before removing connector protection. The patch lead should follow its manager without pulling on the transceiver, while leaving space to release the latch and service adjacent ports. Protect the end face until final connection and avoid tight bends immediately behind warm exhaust air. For this model, the principal parameters are data rate Dual Rate 103.1Gbps and 112Gbps, wavelength 1310nm, rated reach 10km.
Use this module for equipment interconnection over the specified single-mode fiber plant, including enterprise backbone, campus, metro or data-center interconnect links according to its rated distance. Confirm that both ends use the same optical standard and wavelength plan, and allow for connector, splice and patch-panel loss within the stated power budget.
Before deployment, check the host port type, supported data rate and firmware requirements. The 100G interface configuration must match the remote equipment; sharing a QSFP28 housing alone does not make two transceiver types interoperable.
The single-mode link budget should include fiber attenuation, connectors, splices and panels over the intended 10km route. Keep the Duplex LC interface clean and match the remote optical standard. Consider receiver overload as well as insufficient power on short links.
For this model, the stated optical power budget is 6.3dB. Digital diagnostics make later maintenance easier when baseline values are captured at installation. Save the initial readings with the port and OEM reference, then investigate meaningful changes rather than reacting to a single transient value. Diagnostic support depends on the host as well as the module, so unavailable fields should be confirmed with the platform documentation. Diagnostic monitoring is listed as Supported. Before every insertion, keep dust caps in place until the patch lead is ready, avoid touching the optical end face and use an appropriate inspection and cleaning procedure. Do not look into an active optical interface.
Quality control covers the optical or electrical interface, host identification and operating link. The verified unit is then individually protected and cartoned. Customer references, rack groups and project packing lists can be added for volume orders.
Factory verification starts with the expected QSFP-LR4-100GM identity and finishes with an operating host link. EEPROM data, diagnostic visibility and the stated optical parameters are assessed together. Equipment model, hardware revision and software release can be reviewed before dispatch where platform behavior is uncertain.
No. It is an HT-manufactured compatible transceiver supplied under our own manufacturer identity, not an original equipment manufacturer module.
Use Duplex LC with SMF. The specified maximum reach is 10km, subject to fiber quality and total link loss.
Only when the two ends share the same optical standard, wavelength plan and supported data rate. Check the exact part numbers and link budget rather than relying only on the module form factor.
When ordering, specify QSFP-LR4-100GM, QSFP-LR4-100GM, quantity and intended host platform. Project labels can repeat these details for receiving and asset records. Neutral labels, customer packaging and project-specific compatibility review are available on request.
Standard configurations normally ship within one to three working days, with production lead times confirmed for larger quantities. International courier, air freight and sea freight are available; customer courier accounts and nominated forwarders are accepted.
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